Finding the Third Proportional to 199,566 and 425,005.50

Step by Step Solution

1. Step 1: Write the proportion equation
   199,566 : 425,005.50 = 425,005.50 : x
2. Step 2: Convert to fraction form
   199,566/425,005.50 = 425,005.50/x
3. Step 3: Cross multiply
   199,566x = 425,005.50 × 425,005.50
4. Step 4: Simplify right side
   199,566x = 180,629,675,030.25
5. Step 5: Solve for x
   x = 180,629,675,030.25/199,566
6. Step 6: Final answer
   x = 905,112.47